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``Re: Hilbert space always Banach space?'' by mathcam on 2003-10-01 11:06:49
Yup. Explicitly,

"Every Hilbert space is a Banach space."

:)

Q: But why?

A: A Banach space is a normed vector space complete with respect to that norm. A Hilbert space is a special kind of this where the norm is in fact an inner product.

Cam
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